ONOS-7058 Refactored default pipeconfs in new pipelines directory

- Minimal refactoring of P4 programs
- Removed symlinks to BMv2 JSON/P4Info
- Bumped p4c commit (which fixes known parser bug)
- Renamed "default" pipeconf to "basic" (ONOS-6818)

Change-Id: I319f8b142ab22dba9b15457e28cd62d17f78a423
diff --git a/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/BasicConstants.java b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/BasicConstants.java
new file mode 100644
index 0000000..df0923a
--- /dev/null
+++ b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/BasicConstants.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.pipelines.basic;
+
+import org.onosproject.net.pi.runtime.PiActionId;
+import org.onosproject.net.pi.runtime.PiActionParamId;
+import org.onosproject.net.pi.runtime.PiActionProfileId;
+import org.onosproject.net.pi.runtime.PiCounterId;
+import org.onosproject.net.pi.runtime.PiCounterType;
+import org.onosproject.net.pi.runtime.PiHeaderFieldId;
+import org.onosproject.net.pi.runtime.PiPacketMetadataId;
+import org.onosproject.net.pi.runtime.PiTableId;
+
+/**
+ * Constants for the basic.p4 program.
+ */
+public final class BasicConstants {
+
+    // TODO: constants could be auto-generated starting from the P4info.
+
+    // Header field IDs
+    public static final String ETHERNET = "ethernet";
+    public static final String LOCAL_METADATA = "local_metadata";
+    public static final String STANDARD_METADATA = "standard_metadata";
+    public static final PiHeaderFieldId HDR_IN_PORT_ID = PiHeaderFieldId.of(STANDARD_METADATA, "ingress_port");
+    public static final PiHeaderFieldId HDR_ETH_DST_ID = PiHeaderFieldId.of(ETHERNET, "dst_addr");
+    public static final PiHeaderFieldId HDR_ETH_SRC_ID = PiHeaderFieldId.of(ETHERNET, "src_addr");
+    public static final PiHeaderFieldId HDR_ETH_TYPE_ID = PiHeaderFieldId.of(ETHERNET, "ether_type");
+    public static final PiHeaderFieldId HDR_NEXT_HOP_ID = PiHeaderFieldId.of(LOCAL_METADATA, "next_hop_id");
+    public static final PiHeaderFieldId HDR_SELECTOR_ID = PiHeaderFieldId.of(LOCAL_METADATA, "selector");
+    // Table IDs
+    public static final PiTableId TBL_TABLE0_ID = PiTableId.of("table0_control.table0");
+    public static final PiTableId TBL_WCMP_TABLE_ID = PiTableId.of("wcmp_control.wcmp_table");
+    // Counter IDs
+    public static final PiCounterId CNT_TABLE0_ID = PiCounterId.of("table0_control.table0_counter",
+                                                                   PiCounterType.DIRECT);
+    public static final PiCounterId CNT_WCMP_TABLE_ID = PiCounterId.of("wcmp_control.wcmp_table_counter",
+                                                                       PiCounterType.DIRECT);
+    // Action IDs
+    public static final PiActionId ACT_NOACTION_ID = PiActionId.of("NoAction");
+    public static final PiActionId ACT_DROP_ID = PiActionId.of("_drop");
+    public static final PiActionId ACT_SET_EGRESS_PORT_ID = PiActionId.of("set_egress_port");
+    public static final PiActionId ACT_SET_NEXT_HOP_ID = PiActionId.of("table0_control.set_next_hop_id");
+    public static final PiActionId ACT_SEND_TO_CPU_ID = PiActionId.of("send_to_cpu");
+    // Action Param IDs
+    public static final PiActionParamId ACT_PRM_PORT_ID = PiActionParamId.of("port");
+    public static final PiActionParamId ACT_PRM_NEXT_HOP_ID = PiActionParamId.of("next_hop_id");
+    // Action Profile IDs
+    public static final PiActionProfileId ACT_PRF_WCMP_SELECTOR_ID = PiActionProfileId.of("wcmp_selector");
+    // Packet Metadata IDs
+    public static final PiPacketMetadataId PKT_META_EGRESS_PORT_ID = PiPacketMetadataId.of("egress_port");
+    public static final PiPacketMetadataId PKT_META_INGRESS_PORT_ID = PiPacketMetadataId.of("ingress_port");
+    // Bitwidths
+    public static final int PORT_BITWIDTH = 9;
+
+    private BasicConstants() {
+        // Hides constructor.
+    }
+}
diff --git a/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/BasicInterpreterImpl.java b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/BasicInterpreterImpl.java
new file mode 100644
index 0000000..f9ff527
--- /dev/null
+++ b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/BasicInterpreterImpl.java
@@ -0,0 +1,257 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.pipelines.basic;
+
+import com.google.common.collect.ImmutableBiMap;
+import com.google.common.collect.ImmutableList;
+import org.onlab.packet.DeserializationException;
+import org.onlab.packet.Ethernet;
+import org.onlab.util.ImmutableByteSequence;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.Port;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.device.DeviceService;
+import org.onosproject.net.driver.AbstractHandlerBehaviour;
+import org.onosproject.net.flow.TrafficTreatment;
+import org.onosproject.net.flow.criteria.Criterion;
+import org.onosproject.net.flow.instructions.Instruction;
+import org.onosproject.net.packet.DefaultInboundPacket;
+import org.onosproject.net.packet.InboundPacket;
+import org.onosproject.net.packet.OutboundPacket;
+import org.onosproject.net.pi.model.PiPipelineInterpreter;
+import org.onosproject.net.pi.runtime.PiAction;
+import org.onosproject.net.pi.runtime.PiActionParam;
+import org.onosproject.net.pi.runtime.PiCounterId;
+import org.onosproject.net.pi.runtime.PiHeaderFieldId;
+import org.onosproject.net.pi.runtime.PiPacketMetadata;
+import org.onosproject.net.pi.runtime.PiPacketOperation;
+import org.onosproject.net.pi.runtime.PiTableId;
+
+import java.nio.ByteBuffer;
+import java.util.Collection;
+import java.util.List;
+import java.util.Optional;
+
+import static java.lang.String.format;
+import static java.util.stream.Collectors.toList;
+import static org.onlab.util.ImmutableByteSequence.copyFrom;
+import static org.onlab.util.ImmutableByteSequence.fit;
+import static org.onosproject.net.PortNumber.CONTROLLER;
+import static org.onosproject.net.PortNumber.FLOOD;
+import static org.onosproject.net.flow.instructions.Instruction.Type.OUTPUT;
+import static org.onosproject.net.flow.instructions.Instructions.OutputInstruction;
+import static org.onosproject.net.pi.runtime.PiPacketOperation.Type.PACKET_OUT;
+import static org.onosproject.pipelines.basic.BasicConstants.ACT_DROP_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.ACT_NOACTION_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.ACT_PRM_PORT_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.ACT_SEND_TO_CPU_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.ACT_SET_EGRESS_PORT_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.CNT_TABLE0_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.CNT_WCMP_TABLE_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.HDR_ETH_DST_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.HDR_ETH_SRC_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.HDR_ETH_TYPE_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.HDR_IN_PORT_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.PKT_META_EGRESS_PORT_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.PKT_META_INGRESS_PORT_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.PORT_BITWIDTH;
+import static org.onosproject.pipelines.basic.BasicConstants.TBL_TABLE0_ID;
+import static org.onosproject.pipelines.basic.BasicConstants.TBL_WCMP_TABLE_ID;
+
+/**
+ * Interpreter implementation for basic.p4.
+ */
+public class BasicInterpreterImpl extends AbstractHandlerBehaviour
+        implements PiPipelineInterpreter {
+
+    private static final ImmutableBiMap<Integer, PiTableId> TABLE_MAP =
+            new ImmutableBiMap.Builder<Integer, PiTableId>()
+                    .put(0, TBL_TABLE0_ID)
+                    .build();
+    private static final ImmutableBiMap<PiTableId, PiCounterId> TABLE_COUNTER_MAP =
+            new ImmutableBiMap.Builder<PiTableId, PiCounterId>()
+                    .put(TBL_TABLE0_ID, CNT_TABLE0_ID)
+                    .put(TBL_WCMP_TABLE_ID, CNT_WCMP_TABLE_ID)
+                    .build();
+    private static final ImmutableBiMap<Criterion.Type, PiHeaderFieldId> CRITERION_MAP =
+            new ImmutableBiMap.Builder<Criterion.Type, PiHeaderFieldId>()
+                    .put(Criterion.Type.IN_PORT, HDR_IN_PORT_ID)
+                    .put(Criterion.Type.ETH_DST, HDR_ETH_DST_ID)
+                    .put(Criterion.Type.ETH_SRC, HDR_ETH_SRC_ID)
+                    .put(Criterion.Type.ETH_TYPE, HDR_ETH_TYPE_ID)
+                    .build();
+
+    @Override
+    public PiAction mapTreatment(TrafficTreatment treatment, PiTableId piTableId)
+            throws PiInterpreterException {
+        if (treatment.allInstructions().size() == 0) {
+            // No actions means drop.
+            return PiAction.builder().withId(ACT_DROP_ID).build();
+        } else if (treatment.allInstructions().size() > 1) {
+            // We understand treatments with only 1 instruction.
+            throw new PiInterpreterException("Treatment has multiple instructions");
+        }
+
+        Instruction instruction = treatment.allInstructions().get(0);
+        switch (instruction.type()) {
+            case OUTPUT:
+                return outputPiAction((OutputInstruction) instruction);
+            case NOACTION:
+                return PiAction.builder().withId(ACT_NOACTION_ID).build();
+            default:
+                throw new PiInterpreterException(format(
+                        "Instruction type '%s' not supported", instruction.type()));
+        }
+    }
+
+    private PiAction outputPiAction(OutputInstruction outInstruction)
+            throws PiInterpreterException {
+        PortNumber port = outInstruction.port();
+        if (!port.isLogical()) {
+            try {
+                return PiAction.builder()
+                        .withId(ACT_SET_EGRESS_PORT_ID)
+                        .withParameter(new PiActionParam(ACT_PRM_PORT_ID,
+                                                         fit(copyFrom(port.toLong()), PORT_BITWIDTH)))
+                        .build();
+            } catch (ImmutableByteSequence.ByteSequenceTrimException e) {
+                throw new PiInterpreterException(e.getMessage());
+            }
+        } else if (port.equals(CONTROLLER)) {
+            return PiAction.builder().withId(ACT_SEND_TO_CPU_ID).build();
+        } else {
+            throw new PiInterpreterException(format(
+                    "Egress on logical port '%s' not supported", port));
+        }
+    }
+
+    @Override
+    public Optional<PiCounterId> mapTableCounter(PiTableId piTableId) {
+        return Optional.ofNullable(TABLE_COUNTER_MAP.get(piTableId));
+    }
+
+    @Override
+    public Collection<PiPacketOperation> mapOutboundPacket(OutboundPacket packet)
+            throws PiInterpreterException {
+        TrafficTreatment treatment = packet.treatment();
+
+        // basic.p4 supports only OUTPUT instructions.
+        List<OutputInstruction> outInstructions = treatment
+                .allInstructions()
+                .stream()
+                .filter(i -> i.type().equals(OUTPUT))
+                .map(i -> (OutputInstruction) i)
+                .collect(toList());
+
+        if (treatment.allInstructions().size() != outInstructions.size()) {
+            // There are other instructions that are not of type OUTPUT.
+            throw new PiInterpreterException("Treatment not supported: " + treatment);
+        }
+
+        ImmutableList.Builder<PiPacketOperation> builder = ImmutableList.builder();
+        for (OutputInstruction outInst : outInstructions) {
+            if (outInst.port().isLogical() && !outInst.port().equals(FLOOD)) {
+                throw new PiInterpreterException(format(
+                        "Output on logical port '%s' not supported", outInst.port()));
+            } else if (outInst.port().equals(FLOOD)) {
+                // Since basic.p4 does not support flooding, we create a packet
+                // operation for each switch port.
+                final DeviceService deviceService = handler().get(DeviceService.class);
+                for (Port port : deviceService.getPorts(packet.sendThrough())) {
+                    builder.add(createPiPacketOperation(packet.data(), port.number().toLong()));
+                }
+            } else {
+                builder.add(createPiPacketOperation(packet.data(), outInst.port().toLong()));
+            }
+        }
+        return builder.build();
+    }
+
+    @Override
+    public InboundPacket mapInboundPacket(DeviceId deviceId, PiPacketOperation packetIn)
+            throws PiInterpreterException {
+        // Assuming that the packet is ethernet, which is fine since basic.p4
+        // can deparse only ethernet packets.
+        Ethernet ethPkt;
+        try {
+            ethPkt = Ethernet.deserializer().deserialize(packetIn.data().asArray(), 0,
+                                                         packetIn.data().size());
+        } catch (DeserializationException dex) {
+            throw new PiInterpreterException(dex.getMessage());
+        }
+
+        // Returns the ingress port packet metadata.
+        Optional<PiPacketMetadata> packetMetadata = packetIn.metadatas()
+                .stream().filter(m -> m.id().equals(PKT_META_INGRESS_PORT_ID))
+                .findFirst();
+
+        if (packetMetadata.isPresent()) {
+            ImmutableByteSequence portByteSequence = packetMetadata.get().value();
+            short s = portByteSequence.asReadOnlyBuffer().getShort();
+            ConnectPoint receivedFrom = new ConnectPoint(deviceId, PortNumber.portNumber(s));
+            ByteBuffer rawData = ByteBuffer.wrap(packetIn.data().asArray());
+            return new DefaultInboundPacket(receivedFrom, ethPkt, rawData);
+        } else {
+            throw new PiInterpreterException(format(
+                    "Missing metadata '%s' in packet-in received from '%s': %s",
+                    PKT_META_INGRESS_PORT_ID, deviceId, packetIn));
+        }
+    }
+
+    private PiPacketOperation createPiPacketOperation(ByteBuffer data, long portNumber)
+            throws PiInterpreterException {
+        PiPacketMetadata metadata = createPacketMetadata(portNumber);
+        return PiPacketOperation.builder()
+                .withType(PACKET_OUT)
+                .withData(copyFrom(data))
+                .withMetadatas(ImmutableList.of(metadata))
+                .build();
+    }
+
+    private PiPacketMetadata createPacketMetadata(long portNumber) throws PiInterpreterException {
+        try {
+            return PiPacketMetadata.builder()
+                    .withId(PKT_META_EGRESS_PORT_ID)
+                    .withValue(fit(copyFrom(portNumber), PORT_BITWIDTH))
+                    .build();
+        } catch (ImmutableByteSequence.ByteSequenceTrimException e) {
+            throw new PiInterpreterException(format(
+                    "Port number %d too big, %s", portNumber, e.getMessage()));
+        }
+    }
+
+    @Override
+    public Optional<PiHeaderFieldId> mapCriterionType(Criterion.Type type) {
+        return Optional.ofNullable(CRITERION_MAP.get(type));
+    }
+
+    @Override
+    public Optional<Criterion.Type> mapPiHeaderFieldId(PiHeaderFieldId headerFieldId) {
+        return Optional.ofNullable(CRITERION_MAP.inverse().get(headerFieldId));
+    }
+
+    @Override
+    public Optional<PiTableId> mapFlowRuleTableId(int flowRuleTableId) {
+        return Optional.ofNullable(TABLE_MAP.get(flowRuleTableId));
+    }
+
+    @Override
+    public Optional<Integer> mapPiTableId(PiTableId piTableId) {
+        return Optional.ofNullable(TABLE_MAP.inverse().get(piTableId));
+    }
+}
diff --git a/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/EcmpConstants.java b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/EcmpConstants.java
new file mode 100644
index 0000000..284d5cd
--- /dev/null
+++ b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/EcmpConstants.java
@@ -0,0 +1,31 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.pipelines.basic;
+
+import org.onosproject.net.pi.runtime.PiTableId;
+
+/**
+ * Constants for the ecmp.p4 program.
+ */
+public final class EcmpConstants {
+
+    public static final PiTableId TBL_ECMP_TABLE_ID = PiTableId.of("ecmp_table");
+
+    private EcmpConstants() {
+        // Hides constructor.
+    }
+}
diff --git a/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/EcmpInterpreterImpl.java b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/EcmpInterpreterImpl.java
new file mode 100644
index 0000000..2596ee9
--- /dev/null
+++ b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/EcmpInterpreterImpl.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.pipelines.basic;
+
+import com.google.common.collect.ImmutableBiMap;
+import org.onosproject.net.pi.runtime.PiTableId;
+
+import java.util.Optional;
+
+import static org.onosproject.pipelines.basic.BasicConstants.TBL_TABLE0_ID;
+import static org.onosproject.pipelines.basic.EcmpConstants.TBL_ECMP_TABLE_ID;
+
+/**
+ * Interpreter implementation for ecmp.p4.
+ */
+public class EcmpInterpreterImpl extends BasicInterpreterImpl {
+
+    private static final ImmutableBiMap<Integer, PiTableId> TABLE_MAP = new ImmutableBiMap.Builder<Integer, PiTableId>()
+            .put(0, TBL_TABLE0_ID)
+            .put(1, TBL_ECMP_TABLE_ID)
+            .build();
+
+    @Override
+    public Optional<Integer> mapPiTableId(PiTableId piTableId) {
+        return Optional.ofNullable(TABLE_MAP.inverse().get(piTableId));
+    }
+
+    @Override
+    public Optional<PiTableId> mapFlowRuleTableId(int flowRuleTableId) {
+        return Optional.ofNullable(TABLE_MAP.get(flowRuleTableId));
+    }
+}
diff --git a/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/PipeconfLoader.java b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/PipeconfLoader.java
new file mode 100644
index 0000000..bcfb7d0
--- /dev/null
+++ b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/PipeconfLoader.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.pipelines.basic;
+
+import com.google.common.collect.ImmutableList;
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onosproject.bmv2.model.Bmv2PipelineModelParser;
+import org.onosproject.driver.pipeline.DefaultSingleTablePipeline;
+import org.onosproject.net.behaviour.Pipeliner;
+import org.onosproject.net.device.PortStatisticsDiscovery;
+import org.onosproject.net.pi.model.DefaultPiPipeconf;
+import org.onosproject.net.pi.model.PiPipeconf;
+import org.onosproject.net.pi.model.PiPipeconfId;
+import org.onosproject.net.pi.model.PiPipelineInterpreter;
+import org.onosproject.net.pi.model.PiPipelineModel;
+import org.onosproject.net.pi.runtime.PiPipeconfService;
+
+import java.net.URL;
+import java.util.Collection;
+
+import static org.onosproject.net.pi.model.PiPipeconf.ExtensionType.BMV2_JSON;
+import static org.onosproject.net.pi.model.PiPipeconf.ExtensionType.P4_INFO_TEXT;
+
+/**
+ * Component that produces and registers the basic pipeconfs when loaded.
+ */
+@Component(immediate = true)
+public final class PipeconfLoader {
+
+    private static final PiPipeconfId BASIC_PIPECONF_ID = new PiPipeconfId("org.onosproject.pipelines.basic");
+    private static final String BASIC_JSON_PATH = "/p4c-out/bmv2/basic.json";
+    private static final String BASIC_P4INFO = "/p4c-out/bmv2/basic.p4info";
+
+    private static final PiPipeconfId ECMP_PIPECONF_ID = new PiPipeconfId("org.onosproject.pipelines.ecmp");
+    private static final String ECMP_JSON_PATH = "/p4c-out/bmv2/ecmp.json";
+    private static final String ECMP_P4INFO = "/p4c-out/bmv2/ecmp.p4info";
+
+    public static final PiPipeconf BASIC_PIPECONF = buildBasicPipeconf();
+    public static final PiPipeconf ECMP_PIPECONF = buildEcmpPipeconf();
+
+    private static final Collection<PiPipeconf> ALL_PIPECONFS = ImmutableList.of(BASIC_PIPECONF, ECMP_PIPECONF);
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    private PiPipeconfService piPipeconfService;
+
+    @Activate
+    public void activate() {
+        // Registers all pipeconf at component activation.
+        ALL_PIPECONFS.forEach(piPipeconfService::register);
+    }
+
+    @Deactivate
+    public void deactivate() {
+        ALL_PIPECONFS.stream().map(PiPipeconf::id).forEach(piPipeconfService::remove);
+    }
+
+    private static PiPipeconf buildBasicPipeconf() {
+        final URL jsonUrl = PipeconfLoader.class.getResource(BASIC_JSON_PATH);
+        final URL p4InfoUrl = PipeconfLoader.class.getResource(BASIC_P4INFO);
+        final PiPipelineModel model = Bmv2PipelineModelParser.parse(jsonUrl);
+        return DefaultPiPipeconf.builder()
+                .withId(BASIC_PIPECONF_ID)
+                .withPipelineModel(model)
+                .addBehaviour(PiPipelineInterpreter.class, BasicInterpreterImpl.class)
+                .addBehaviour(Pipeliner.class, DefaultSingleTablePipeline.class)
+                .addBehaviour(PortStatisticsDiscovery.class, PortStatisticsDiscoveryImpl.class)
+                .addExtension(P4_INFO_TEXT, p4InfoUrl)
+                .addExtension(BMV2_JSON, jsonUrl)
+                // Put here other target-specific extensions,
+                // e.g. Tofino's bin and context.json.
+                .build();
+    }
+
+    private static PiPipeconf buildEcmpPipeconf() {
+        final URL jsonUrl = PipeconfLoader.class.getResource(ECMP_JSON_PATH);
+        final URL p4InfoUrl = PipeconfLoader.class.getResource(ECMP_P4INFO);
+        final PiPipelineModel model = Bmv2PipelineModelParser.parse(jsonUrl);
+        return DefaultPiPipeconf.builder()
+                .withId(ECMP_PIPECONF_ID)
+                .withPipelineModel(model)
+                .addBehaviour(PiPipelineInterpreter.class, EcmpInterpreterImpl.class)
+                .addBehaviour(Pipeliner.class, DefaultSingleTablePipeline.class)
+                .addBehaviour(PortStatisticsDiscovery.class, PortStatisticsDiscoveryImpl.class)
+                .addExtension(P4_INFO_TEXT, p4InfoUrl)
+                .addExtension(BMV2_JSON, jsonUrl)
+                .build();
+    }
+}
diff --git a/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/PortStatisticsDiscoveryImpl.java b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/PortStatisticsDiscoveryImpl.java
new file mode 100644
index 0000000..425f8fe
--- /dev/null
+++ b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/PortStatisticsDiscoveryImpl.java
@@ -0,0 +1,150 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.pipelines.basic;
+
+import com.google.common.collect.Maps;
+import com.google.common.collect.Sets;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.device.DefaultPortStatistics;
+import org.onosproject.net.device.DeviceService;
+import org.onosproject.net.device.PortStatistics;
+import org.onosproject.net.device.PortStatisticsDiscovery;
+import org.onosproject.net.driver.AbstractHandlerBehaviour;
+import org.onosproject.net.pi.model.PiPipeconf;
+import org.onosproject.net.pi.runtime.PiCounterCellData;
+import org.onosproject.net.pi.runtime.PiCounterCellId;
+import org.onosproject.net.pi.runtime.PiCounterId;
+import org.onosproject.net.pi.runtime.PiIndirectCounterCellId;
+import org.onosproject.net.pi.runtime.PiPipeconfService;
+import org.onosproject.p4runtime.api.P4RuntimeClient;
+import org.onosproject.p4runtime.api.P4RuntimeController;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ExecutionException;
+import java.util.stream.Collectors;
+
+import static org.onosproject.net.pi.runtime.PiCounterType.INDIRECT;
+
+/**
+ * Implementation of the PortStatisticsBehaviour for basic.p4.
+ */
+public class PortStatisticsDiscoveryImpl extends AbstractHandlerBehaviour implements PortStatisticsDiscovery {
+
+    protected final Logger log = LoggerFactory.getLogger(getClass());
+
+    private static final String SCOPE = "port_counters_control";
+    private static final PiCounterId INGRESS_COUNTER_ID = PiCounterId.of("port_counters_ingress",
+                                                                         "ingress_port_counter", INDIRECT);
+    private static final PiCounterId EGRESS_COUNTER_ID = PiCounterId.of("port_counters_egress",
+                                                                        "egress_port_counter", INDIRECT);
+
+    /**
+     * Returns the ID of the ingress port counter.
+     *
+     * @return counter ID
+     */
+    public PiCounterId ingressCounterId() {
+        return INGRESS_COUNTER_ID;
+    }
+
+    /**
+     * Returns the ID of the egress port counter.
+     *
+     * @return counter ID
+     */
+    public PiCounterId egressCounterId() {
+        return EGRESS_COUNTER_ID;
+    }
+
+    @Override
+    public Collection<PortStatistics> discoverPortStatistics() {
+
+        DeviceService deviceService = this.handler().get(DeviceService.class);
+        DeviceId deviceId = this.data().deviceId();
+
+        PiPipeconfService piPipeconfService = handler().get(PiPipeconfService.class);
+        if (!piPipeconfService.ofDevice(deviceId).isPresent() ||
+                !piPipeconfService.getPipeconf(piPipeconfService.ofDevice(deviceId).get()).isPresent()) {
+            log.warn("Unable to get the pipeconf of {}, aborting operation", deviceId);
+            return Collections.emptyList();
+        }
+        PiPipeconf pipeconf = piPipeconfService.getPipeconf(piPipeconfService.ofDevice(deviceId).get()).get();
+
+        P4RuntimeController controller = handler().get(P4RuntimeController.class);
+        if (!controller.hasClient(deviceId)) {
+            log.warn("Unable to find client for {}, aborting operation", deviceId);
+            return Collections.emptyList();
+        }
+        P4RuntimeClient client = controller.getClient(deviceId);
+
+        Map<Long, DefaultPortStatistics.Builder> portStatBuilders = Maps.newHashMap();
+        deviceService.getPorts(deviceId)
+                .forEach(p -> portStatBuilders.put(p.number().toLong(),
+                                                   DefaultPortStatistics.builder()
+                                                           .setPort(p.number())
+                                                           .setDeviceId(deviceId)));
+
+        Set<PiCounterCellId> counterCellIds = Sets.newHashSet();
+        portStatBuilders.keySet().forEach(p -> {
+            // Counter cell/index = port number.
+            counterCellIds.add(PiIndirectCounterCellId.of(ingressCounterId(), p));
+            counterCellIds.add(PiIndirectCounterCellId.of(egressCounterId(), p));
+        });
+
+        Collection<PiCounterCellData> counterEntryResponse;
+        try {
+            counterEntryResponse = client.readCounterCells(counterCellIds, pipeconf).get();
+        } catch (InterruptedException | ExecutionException e) {
+            log.warn("Exception while reading port counters from {}: {}", deviceId, e.toString());
+            log.debug("", e);
+            return Collections.emptyList();
+        }
+
+        counterEntryResponse.forEach(counterData -> {
+            if (counterData.cellId().type() != INDIRECT) {
+                log.warn("Invalid counter data type {}, skipping", counterData.cellId().type());
+                return;
+            }
+            PiIndirectCounterCellId indCellId = (PiIndirectCounterCellId) counterData.cellId();
+            if (!portStatBuilders.containsKey(indCellId.index())) {
+                log.warn("Unrecognized counter index {}, skipping", counterData);
+                return;
+            }
+            DefaultPortStatistics.Builder statsBuilder = portStatBuilders.get(indCellId.index());
+            if (counterData.cellId().counterId().equals(ingressCounterId())) {
+                statsBuilder.setPacketsReceived(counterData.packets());
+                statsBuilder.setBytesReceived(counterData.bytes());
+            } else if (counterData.cellId().counterId().equals(egressCounterId())) {
+                statsBuilder.setPacketsSent(counterData.packets());
+                statsBuilder.setBytesSent(counterData.bytes());
+            } else {
+                log.warn("Unrecognized counter ID {}, skipping", counterData);
+            }
+        });
+
+        return portStatBuilders
+                .values()
+                .stream()
+                .map(DefaultPortStatistics.Builder::build)
+                .collect(Collectors.toList());
+    }
+}
diff --git a/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/package-info.java b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/package-info.java
new file mode 100644
index 0000000..1fb8767
--- /dev/null
+++ b/pipelines/basic/src/main/java/org/onosproject/pipelines/basic/package-info.java
@@ -0,0 +1,21 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * ONOS default pipelines that provide basic L2/L3 forwarding capabilities
+ * and packet-in/out support.
+ */
+package org.onosproject.pipelines.basic;
\ No newline at end of file
diff --git a/pipelines/basic/src/main/resources/Makefile b/pipelines/basic/src/main/resources/Makefile
new file mode 100644
index 0000000..f695e02
--- /dev/null
+++ b/pipelines/basic/src/main/resources/Makefile
@@ -0,0 +1,14 @@
+all: basic ecmp
+
+basic: basic.p4
+	p4c-bm2-ss -o p4c-out/bmv2/basic.json \
+		--p4runtime-file p4c-out/bmv2/basic.p4info \
+		--p4runtime-format text basic.p4
+
+ecmp: ecmp.p4
+	p4c-bm2-ss -o p4c-out/bmv2/ecmp.json \
+		--p4runtime-file p4c-out/bmv2/ecmp.p4info \
+		--p4runtime-format text ecmp.p4
+clean:
+	rm -rf p4c-out/bmv2/*.json
+	rm -rf p4c-out/bmv2/*.p4info
\ No newline at end of file
diff --git a/pipelines/basic/src/main/resources/basic.p4 b/pipelines/basic/src/main/resources/basic.p4
new file mode 100644
index 0000000..a291303
--- /dev/null
+++ b/pipelines/basic/src/main/resources/basic.p4
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <core.p4>
+#include <v1model.p4>
+
+#include "include/headers.p4"
+#include "include/defines.p4"
+#include "include/parsers.p4"
+#include "include/actions.p4"
+#include "include/port_counters.p4"
+#include "include/checksums.p4"
+#include "include/packet_io.p4"
+#include "include/table0.p4"
+#include "include/wcmp.p4"
+
+//------------------------------------------------------------------------------
+// INGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+control ingress(inout headers_t hdr,
+                inout local_metadata_t local_metadata,
+                inout standard_metadata_t standard_metadata) {
+
+    apply {
+        port_counters_ingress.apply(hdr, standard_metadata);
+        packetio_ingress.apply(hdr, standard_metadata);
+        table0_control.apply(hdr, local_metadata, standard_metadata);
+        wcmp_control.apply(hdr, local_metadata, standard_metadata);
+     }
+}
+
+//------------------------------------------------------------------------------
+// EGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+control egress(inout headers_t hdr,
+               inout local_metadata_t local_metadata,
+               inout standard_metadata_t standard_metadata) {
+
+    apply {
+        port_counters_egress.apply(hdr, standard_metadata);
+        packetio_egress.apply(hdr, standard_metadata);
+    }
+}
+
+//------------------------------------------------------------------------------
+// SWITCH INSTANTIATION
+//------------------------------------------------------------------------------
+
+V1Switch(parser_impl(),
+         verify_checksum_control(),
+         ingress(),
+         egress(),
+         compute_checksum_control(),
+         deparser()) main;
diff --git a/pipelines/basic/src/main/resources/ecmp.p4 b/pipelines/basic/src/main/resources/ecmp.p4
new file mode 100644
index 0000000..ab86c39
--- /dev/null
+++ b/pipelines/basic/src/main/resources/ecmp.p4
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <core.p4>
+#include <v1model.p4>
+
+#include "include/headers.p4"
+#include "include/defines.p4"
+#include "include/parsers.p4"
+#include "include/actions.p4"
+#include "include/port_counters.p4"
+#include "include/checksums.p4"
+#include "include/packet_io.p4"
+#include "include/table0.p4"
+
+// FIXME: this program is obsolete and should be removed.
+// The PI ECMP demo app should be refactored to use the WCMP capability of default.p4
+
+// Expected number of ports of an ECMP group.
+// This value is fixed, .i.e. we do not support ECMP over port groups of different
+// size. Due to hardware limitations, this value must be constant and a power of 2.
+
+#define ECMP_GROUP_SIZE 128w2
+
+//------------------------------------------------------------------------------
+// INGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+control ingress(inout headers_t hdr,
+                inout local_metadata_t local_metadata,
+                inout standard_metadata_t standard_metadata) {
+
+    direct_counter(CounterType.packets_and_bytes) ecmp_table_counter;
+
+    table ecmp_table {
+        key = {
+            local_metadata.next_hop_id : exact;
+            local_metadata.selector    : exact;
+        }
+        actions = {
+            set_egress_port(standard_metadata);
+        }
+        counters = ecmp_table_counter;
+    }
+
+    action set_ecmp_selector() {
+        hash(local_metadata.selector, HashAlgorithm.crc16, (bit<64>) 0,
+             {
+                 hdr.ipv4.src_addr,
+                 hdr.ipv4.dst_addr,
+                 hdr.ipv4.protocol,
+                 local_metadata.l4_src_port,
+                 local_metadata.l4_dst_port
+             },
+             ECMP_GROUP_SIZE);
+    }
+
+    apply {
+        port_counters_ingress.apply(hdr, standard_metadata);
+        packetio_ingress.apply(hdr, standard_metadata);
+        table0_control.apply(hdr, local_metadata, standard_metadata);
+        if (local_metadata.next_hop_id > 0) {
+            set_ecmp_selector();
+            ecmp_table.apply();
+        }
+     }
+}
+
+//------------------------------------------------------------------------------
+// EGRESS PIPELINE
+//------------------------------------------------------------------------------
+
+control egress(inout headers_t hdr,
+               inout local_metadata_t local_metadata,
+               inout standard_metadata_t standard_metadata) {
+
+    apply {
+        port_counters_egress.apply(hdr, standard_metadata);
+        packetio_egress.apply(hdr, standard_metadata);
+    }
+}
+
+//------------------------------------------------------------------------------
+// SWITCH INSTANTIATION
+//------------------------------------------------------------------------------
+
+V1Switch(parser_impl(),
+         verify_checksum_control(),
+         ingress(),
+         egress(),
+         compute_checksum_control(),
+         deparser()) main;
diff --git a/pipelines/basic/src/main/resources/include/actions.p4 b/pipelines/basic/src/main/resources/include/actions.p4
new file mode 100644
index 0000000..d1f83b8
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/actions.p4
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __ACTIONS__
+#define __ACTIONS__
+
+#include "headers.p4"
+#include "defines.p4"
+
+action send_to_cpu(inout standard_metadata_t standard_metadata) {
+    standard_metadata.egress_spec = CPU_PORT;
+}
+
+action set_egress_port(inout standard_metadata_t standard_metadata, port_t port) {
+    standard_metadata.egress_spec = port;
+}
+
+action _drop() {
+    mark_to_drop();
+}
+
+
+
+#endif
diff --git a/pipelines/basic/src/main/resources/include/checksums.p4 b/pipelines/basic/src/main/resources/include/checksums.p4
new file mode 100644
index 0000000..188cc9d
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/checksums.p4
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __CHECKSUMS__
+#define __CHECKSUMS__
+
+#include "headers.p4"
+
+control verify_checksum_control(inout headers_t hdr,
+                                inout local_metadata_t local_metadata) {
+    apply {
+        // Assume checksum is always correct.
+    }
+}
+
+control compute_checksum_control(inout headers_t hdr,
+                                 inout local_metadata_t local_metadata) {
+    apply {
+        // No need to recompute.
+    }
+}
+
+#endif
diff --git a/pipelines/basic/src/main/resources/include/defines.p4 b/pipelines/basic/src/main/resources/include/defines.p4
new file mode 100644
index 0000000..0b0eeda
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/defines.p4
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __DEFINES__
+#define __DEFINES__
+
+#define ETH_TYPE_IPV4 0x0800
+#define IP_PROTO_TCP 8w6
+#define IP_PROTO_UDP 8w17
+#define MAX_PORTS 511
+
+typedef bit<9>  port_t;
+typedef bit<16> next_hop_id_t;
+
+const port_t CPU_PORT = 255;
+
+#endif
diff --git a/pipelines/basic/src/main/resources/include/headers.p4 b/pipelines/basic/src/main/resources/include/headers.p4
new file mode 100644
index 0000000..b943c82
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/headers.p4
@@ -0,0 +1,90 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __HEADERS__
+#define __HEADERS__
+
+#include "defines.p4"
+
+@controller_header("packet_in")
+header packet_in_header_t {
+    bit<9> ingress_port;
+}
+
+@controller_header("packet_out")
+header packet_out_header_t {
+    bit<9> egress_port;
+}
+
+header ethernet_t {
+    bit<48> dst_addr;
+    bit<48> src_addr;
+    bit<16> ether_type;
+}
+
+header ipv4_t {
+    bit<4>  version;
+    bit<4>  ihl;
+    bit<8>  diffserv;
+    bit<16> len;
+    bit<16> identification;
+    bit<3>  flags;
+    bit<13> frag_offset;
+    bit<8>  ttl;
+    bit<8>  protocol;
+    bit<16> hdr_checksum;
+    bit<32> src_addr;
+    bit<32> dst_addr;
+}
+
+header tcp_t {
+    bit<16> src_port;
+    bit<16> dst_port;
+    bit<32> seq_no;
+    bit<32> ack_no;
+    bit<4>  data_offset;
+    bit<3>  res;
+    bit<3>  ecn;
+    bit<6>  ctrl;
+    bit<16> window;
+    bit<16> checksum;
+    bit<16> urgent_ptr;
+}
+
+header udp_t {
+    bit<16> src_port;
+    bit<16> dst_port;
+    bit<16> length_;
+    bit<16> checksum;
+}
+
+struct headers_t {
+    ethernet_t ethernet;
+    ipv4_t ipv4;
+    tcp_t tcp;
+    udp_t udp;
+    packet_out_header_t packet_out;
+    packet_in_header_t packet_in;
+}
+
+struct local_metadata_t {
+    bit<16>       l4_src_port;
+    bit<16>       l4_dst_port;
+    next_hop_id_t next_hop_id;
+    bit<16>       selector;
+}
+
+#endif
diff --git a/pipelines/basic/src/main/resources/include/packet_io.p4 b/pipelines/basic/src/main/resources/include/packet_io.p4
new file mode 100644
index 0000000..4ed681c
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/packet_io.p4
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __PACKET_IO__
+#define __PACKET_IO__
+
+#include "headers.p4"
+#include "defines.p4"
+
+control packetio_ingress(inout headers_t hdr,
+                         inout standard_metadata_t standard_metadata) {
+    apply {
+        if (standard_metadata.ingress_port == CPU_PORT) {
+            standard_metadata.egress_spec = hdr.packet_out.egress_port;
+            hdr.packet_out.setInvalid();
+            exit;
+        }
+    }
+}
+
+control packetio_egress(inout headers_t hdr,
+                        inout standard_metadata_t standard_metadata) {
+    apply {
+        if (standard_metadata.egress_port == CPU_PORT) {
+            hdr.packet_in.setValid();
+            hdr.packet_in.ingress_port = standard_metadata.ingress_port;
+        }
+    }
+}
+
+#endif
\ No newline at end of file
diff --git a/pipelines/basic/src/main/resources/include/parsers.p4 b/pipelines/basic/src/main/resources/include/parsers.p4
new file mode 100644
index 0000000..601de35
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/parsers.p4
@@ -0,0 +1,82 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __PARSERS__
+#define __PARSERS__
+
+#include "headers.p4"
+#include "defines.p4"
+
+parser parser_impl(packet_in packet,
+                  out headers_t hdr,
+                  inout local_metadata_t local_metadata,
+                  inout standard_metadata_t standard_metadata) {
+
+    state start {
+        transition select(standard_metadata.ingress_port) {
+            CPU_PORT: parse_packet_out;
+            default: parse_ethernet;
+        }
+    }
+
+    state parse_packet_out {
+        packet.extract(hdr.packet_out);
+        transition parse_ethernet;
+    }
+
+    state parse_ethernet {
+        packet.extract(hdr.ethernet);
+        transition select(hdr.ethernet.ether_type) {
+            ETH_TYPE_IPV4: parse_ipv4;
+            default: accept;
+        }
+    }
+
+    state parse_ipv4 {
+        packet.extract(hdr.ipv4);
+        transition select(hdr.ipv4.protocol) {
+            IP_PROTO_TCP: parse_tcp;
+            IP_PROTO_UDP: parse_udp;
+            default: accept;
+        }
+    }
+
+    state parse_tcp {
+        packet.extract(hdr.tcp);
+        local_metadata.l4_src_port = hdr.tcp.src_port;
+        local_metadata.l4_dst_port = hdr.tcp.dst_port;
+        transition accept;
+    }
+
+    state parse_udp {
+        packet.extract(hdr.udp);
+        local_metadata.l4_src_port = hdr.udp.src_port;
+        local_metadata.l4_dst_port = hdr.udp.dst_port;
+        transition accept;
+    }
+}
+
+control deparser(packet_out packet, in headers_t hdr) {
+    apply {
+        packet.emit(hdr.packet_in);
+        packet.emit(hdr.ethernet);
+        packet.emit(hdr.ipv4);
+        packet.emit(hdr.tcp);
+        packet.emit(hdr.udp);
+    }
+}
+
+#endif
diff --git a/pipelines/basic/src/main/resources/include/port_counters.p4 b/pipelines/basic/src/main/resources/include/port_counters.p4
new file mode 100644
index 0000000..00e0f96
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/port_counters.p4
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __PORT_COUNTERS__
+#define __PORT_COUNTERS__
+
+#include "headers.p4"
+#include "defines.p4"
+
+control port_counters_ingress(inout headers_t hdr,
+                              inout standard_metadata_t standard_metadata) {
+
+    counter(MAX_PORTS, CounterType.packets) ingress_port_counter;
+
+    apply {
+        ingress_port_counter.count((bit<32>) standard_metadata.ingress_port);
+    }
+}
+
+control port_counters_egress(inout headers_t hdr,
+                             inout standard_metadata_t standard_metadata) {
+
+    counter(MAX_PORTS, CounterType.packets) egress_port_counter;
+
+    apply {
+        egress_port_counter.count((bit<32>) standard_metadata.egress_port);
+    }
+}
+
+#endif
diff --git a/pipelines/basic/src/main/resources/include/table0.p4 b/pipelines/basic/src/main/resources/include/table0.p4
new file mode 100644
index 0000000..a004fbb
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/table0.p4
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __TABLE0__
+#define __TABLE0__
+
+#include "headers.p4"
+#include "defines.p4"
+
+control table0_control(inout headers_t hdr,
+                       inout local_metadata_t local_metadata,
+                       inout standard_metadata_t standard_metadata) {
+
+    direct_counter(CounterType.packets_and_bytes) table0_counter;
+
+    action set_next_hop_id(next_hop_id_t next_hop_id) {
+        local_metadata.next_hop_id = next_hop_id;
+    }
+
+    table table0 {
+        key = {
+            standard_metadata.ingress_port : ternary;
+            hdr.ethernet.src_addr          : ternary;
+            hdr.ethernet.dst_addr          : ternary;
+            hdr.ethernet.ether_type        : ternary;
+            hdr.ipv4.src_addr              : ternary;
+            hdr.ipv4.dst_addr              : ternary;
+            hdr.ipv4.protocol              : ternary;
+            local_metadata.l4_src_port     : ternary;
+            local_metadata.l4_dst_port     : ternary;
+        }
+        actions = {
+            set_egress_port(standard_metadata);
+            send_to_cpu(standard_metadata);
+            set_next_hop_id();
+            _drop();
+        }
+        const default_action = _drop();
+        counters = table0_counter;
+    }
+
+    apply {
+        table0.apply();
+     }
+}
+
+#endif
\ No newline at end of file
diff --git a/pipelines/basic/src/main/resources/include/wcmp.p4 b/pipelines/basic/src/main/resources/include/wcmp.p4
new file mode 100644
index 0000000..9d6e00f
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/wcmp.p4
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __WCMP__
+#define __WCMP__
+
+#include "headers.p4"
+#include "defines.p4"
+
+control wcmp_control(inout headers_t hdr,
+                     inout local_metadata_t local_metadata,
+                     inout standard_metadata_t standard_metadata) {
+
+    direct_counter(CounterType.packets_and_bytes) wcmp_table_counter;
+    action_selector(HashAlgorithm.crc16, 32w64, 32w16) wcmp_selector;
+
+    table wcmp_table {
+        support_timeout = false;
+        key = {
+            local_metadata.next_hop_id : exact;
+            hdr.ipv4.src_addr          : selector;
+            hdr.ipv4.dst_addr          : selector;
+            hdr.ipv4.protocol          : selector;
+            local_metadata.l4_src_port : selector;
+            local_metadata.l4_dst_port : selector;
+        }
+        actions = {
+            set_egress_port(standard_metadata);
+        }
+        implementation = wcmp_selector;
+        counters = wcmp_table_counter;
+    }
+
+    apply {
+        if (local_metadata.next_hop_id != 0) {
+            wcmp_table.apply();
+        }
+    }
+}
+
+#endif
\ No newline at end of file
diff --git a/pipelines/basic/src/main/resources/p4c-out/bmv2/basic.json b/pipelines/basic/src/main/resources/p4c-out/bmv2/basic.json
new file mode 100644
index 0000000..a38b290
--- /dev/null
+++ b/pipelines/basic/src/main/resources/p4c-out/bmv2/basic.json
@@ -0,0 +1,1180 @@
+{
+  "program" : "basic.p4",
+  "__meta__" : {
+    "version" : [2, 7],
+    "compiler" : "https://github.com/p4lang/p4c"
+  },
+  "header_types" : [
+    {
+      "name" : "scalars_0",
+      "id" : 0,
+      "fields" : [
+        ["tmp", 32, false],
+        ["tmp_0", 32, false],
+        ["local_metadata_t.l4_src_port", 16, false],
+        ["local_metadata_t.l4_dst_port", 16, false],
+        ["local_metadata_t.next_hop_id", 16, false],
+        ["local_metadata_t.selector", 16, false]
+      ]
+    },
+    {
+      "name" : "ethernet_t",
+      "id" : 1,
+      "fields" : [
+        ["dst_addr", 48, false],
+        ["src_addr", 48, false],
+        ["ether_type", 16, false]
+      ]
+    },
+    {
+      "name" : "ipv4_t",
+      "id" : 2,
+      "fields" : [
+        ["version", 4, false],
+        ["ihl", 4, false],
+        ["diffserv", 8, false],
+        ["len", 16, false],
+        ["identification", 16, false],
+        ["flags", 3, false],
+        ["frag_offset", 13, false],
+        ["ttl", 8, false],
+        ["protocol", 8, false],
+        ["hdr_checksum", 16, false],
+        ["src_addr", 32, false],
+        ["dst_addr", 32, false]
+      ]
+    },
+    {
+      "name" : "tcp_t",
+      "id" : 3,
+      "fields" : [
+        ["src_port", 16, false],
+        ["dst_port", 16, false],
+        ["seq_no", 32, false],
+        ["ack_no", 32, false],
+        ["data_offset", 4, false],
+        ["res", 3, false],
+        ["ecn", 3, false],
+        ["ctrl", 6, false],
+        ["window", 16, false],
+        ["checksum", 16, false],
+        ["urgent_ptr", 16, false]
+      ]
+    },
+    {
+      "name" : "udp_t",
+      "id" : 4,
+      "fields" : [
+        ["src_port", 16, false],
+        ["dst_port", 16, false],
+        ["length_", 16, false],
+        ["checksum", 16, false]
+      ]
+    },
+    {
+      "name" : "packet_out_header_t",
+      "id" : 5,
+      "fields" : [
+        ["egress_port", 9, false],
+        ["_padding", 7, false]
+      ]
+    },
+    {
+      "name" : "packet_in_header_t",
+      "id" : 6,
+      "fields" : [
+        ["ingress_port", 9, false],
+        ["_padding_0", 7, false]
+      ]
+    },
+    {
+      "name" : "standard_metadata",
+      "id" : 7,
+      "fields" : [
+        ["ingress_port", 9, false],
+        ["egress_spec", 9, false],
+        ["egress_port", 9, false],
+        ["clone_spec", 32, false],
+        ["instance_type", 32, false],
+        ["drop", 1, false],
+        ["recirculate_port", 16, false],
+        ["packet_length", 32, false],
+        ["enq_timestamp", 32, false],
+        ["enq_qdepth", 19, false],
+        ["deq_timedelta", 32, false],
+        ["deq_qdepth", 19, false],
+        ["ingress_global_timestamp", 48, false],
+        ["lf_field_list", 32, false],
+        ["mcast_grp", 16, false],
+        ["resubmit_flag", 1, false],
+        ["egress_rid", 16, false],
+        ["checksum_error", 1, false],
+        ["_padding_1", 4, false]
+      ]
+    }
+  ],
+  "headers" : [
+    {
+      "name" : "scalars",
+      "id" : 0,
+      "header_type" : "scalars_0",
+      "metadata" : true,
+      "pi_omit" : true
+    },
+    {
+      "name" : "standard_metadata",
+      "id" : 1,
+      "header_type" : "standard_metadata",
+      "metadata" : true,
+      "pi_omit" : true
+    },
+    {
+      "name" : "ethernet",
+      "id" : 2,
+      "header_type" : "ethernet_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "ipv4",
+      "id" : 3,
+      "header_type" : "ipv4_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "tcp",
+      "id" : 4,
+      "header_type" : "tcp_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "udp",
+      "id" : 5,
+      "header_type" : "udp_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "packet_out",
+      "id" : 6,
+      "header_type" : "packet_out_header_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "packet_in",
+      "id" : 7,
+      "header_type" : "packet_in_header_t",
+      "metadata" : false,
+      "pi_omit" : true
+    }
+  ],
+  "header_stacks" : [],
+  "header_union_types" : [],
+  "header_unions" : [],
+  "header_union_stacks" : [],
+  "field_lists" : [],
+  "errors" : [
+    ["NoError", 1],
+    ["PacketTooShort", 2],
+    ["NoMatch", 3],
+    ["StackOutOfBounds", 4],
+    ["HeaderTooShort", 5],
+    ["ParserTimeout", 6]
+  ],
+  "enums" : [],
+  "parsers" : [
+    {
+      "name" : "parser",
+      "id" : 0,
+      "init_state" : "start",
+      "parse_states" : [
+        {
+          "name" : "start",
+          "id" : 0,
+          "parser_ops" : [],
+          "transitions" : [
+            {
+              "value" : "0x00ff",
+              "mask" : null,
+              "next_state" : "parse_packet_out"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : "parse_ethernet"
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "ingress_port"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_packet_out",
+          "id" : 1,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "packet_out"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : "parse_ethernet"
+            }
+          ],
+          "transition_key" : []
+        },
+        {
+          "name" : "parse_ethernet",
+          "id" : 2,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "ethernet"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "0x0800",
+              "mask" : null,
+              "next_state" : "parse_ipv4"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["ethernet", "ether_type"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_ipv4",
+          "id" : 3,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "ipv4"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "0x06",
+              "mask" : null,
+              "next_state" : "parse_tcp"
+            },
+            {
+              "value" : "0x11",
+              "mask" : null,
+              "next_state" : "parse_udp"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["ipv4", "protocol"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_tcp",
+          "id" : 4,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "tcp"
+                }
+              ],
+              "op" : "extract"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "local_metadata_t.l4_src_port"]
+                },
+                {
+                  "type" : "field",
+                  "value" : ["tcp", "src_port"]
+                }
+              ],
+              "op" : "set"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "local_metadata_t.l4_dst_port"]
+                },
+                {
+                  "type" : "field",
+                  "value" : ["tcp", "dst_port"]
+                }
+              ],
+              "op" : "set"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : []
+        },
+        {
+          "name" : "parse_udp",
+          "id" : 5,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "udp"
+                }
+              ],
+              "op" : "extract"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "local_metadata_t.l4_src_port"]
+                },
+                {
+                  "type" : "field",
+                  "value" : ["udp", "src_port"]
+                }
+              ],
+              "op" : "set"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "local_metadata_t.l4_dst_port"]
+                },
+                {
+                  "type" : "field",
+                  "value" : ["udp", "dst_port"]
+                }
+              ],
+              "op" : "set"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : []
+        }
+      ]
+    }
+  ],
+  "deparsers" : [
+    {
+      "name" : "deparser",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "include/parsers.p4",
+        "line" : 72,
+        "column" : 8,
+        "source_fragment" : "deparser"
+      },
+      "order" : ["packet_in", "ethernet", "ipv4", "tcp", "udp"]
+    }
+  ],
+  "meter_arrays" : [],
+  "counter_arrays" : [
+    {
+      "name" : "port_counters_ingress.ingress_port_counter",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "include/port_counters.p4",
+        "line" : 26,
+        "column" : 38,
+        "source_fragment" : "ingress_port_counter"
+      },
+      "size" : 511,
+      "is_direct" : false
+    },
+    {
+      "name" : "table0_control.table0_counter",
+      "id" : 1,
+      "is_direct" : true,
+      "binding" : "table0_control.table0"
+    },
+    {
+      "name" : "wcmp_control.wcmp_table_counter",
+      "id" : 2,
+      "is_direct" : true,
+      "binding" : "wcmp_control.wcmp_table"
+    },
+    {
+      "name" : "port_counters_egress.egress_port_counter",
+      "id" : 3,
+      "source_info" : {
+        "filename" : "include/port_counters.p4",
+        "line" : 36,
+        "column" : 38,
+        "source_fragment" : "egress_port_counter"
+      },
+      "size" : 511,
+      "is_direct" : false
+    }
+  ],
+  "register_arrays" : [],
+  "calculations" : [],
+  "learn_lists" : [],
+  "actions" : [
+    {
+      "name" : "set_egress_port",
+      "id" : 0,
+      "runtime_data" : [
+        {
+          "name" : "port",
+          "bitwidth" : 9
+        }
+      ],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "egress_spec"]
+            },
+            {
+              "type" : "runtime_data",
+              "value" : 0
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/actions.p4",
+            "line" : 28,
+            "column" : 36,
+            "source_fragment" : "port; ..."
+          }
+        }
+      ]
+    },
+    {
+      "name" : "set_egress_port",
+      "id" : 1,
+      "runtime_data" : [
+        {
+          "name" : "port",
+          "bitwidth" : 9
+        }
+      ],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "egress_spec"]
+            },
+            {
+              "type" : "runtime_data",
+              "value" : 0
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/actions.p4",
+            "line" : 28,
+            "column" : 36,
+            "source_fragment" : "port; ..."
+          }
+        }
+      ]
+    },
+    {
+      "name" : "send_to_cpu",
+      "id" : 2,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "egress_spec"]
+            },
+            {
+              "type" : "hexstr",
+              "value" : "0x00ff"
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/headers.p4",
+            "line" : 19,
+            "column" : 24,
+            "source_fragment" : "255; ..."
+          }
+        }
+      ]
+    },
+    {
+      "name" : "_drop",
+      "id" : 3,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "drop",
+          "parameters" : [],
+          "source_info" : {
+            "filename" : "include/actions.p4",
+            "line" : 32,
+            "column" : 4,
+            "source_fragment" : "mark_to_drop()"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "NoAction",
+      "id" : 4,
+      "runtime_data" : [],
+      "primitives" : []
+    },
+    {
+      "name" : "table0_control.set_next_hop_id",
+      "id" : 5,
+      "runtime_data" : [
+        {
+          "name" : "next_hop_id",
+          "bitwidth" : 16
+        }
+      ],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["scalars", "local_metadata_t.next_hop_id"]
+            },
+            {
+              "type" : "runtime_data",
+              "value" : 0
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/table0.p4",
+            "line" : 30,
+            "column" : 8,
+            "source_fragment" : "local_metadata.next_hop_id = next_hop_id"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "act",
+      "id" : 6,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "egress_spec"]
+            },
+            {
+              "type" : "field",
+              "value" : ["packet_out", "egress_port"]
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 27,
+            "column" : 12,
+            "source_fragment" : "standard_metadata.egress_spec = hdr.packet_out.egress_port"
+          }
+        },
+        {
+          "op" : "remove_header",
+          "parameters" : [
+            {
+              "type" : "header",
+              "value" : "packet_out"
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 28,
+            "column" : 12,
+            "source_fragment" : "hdr.packet_out.setInvalid()"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "act_0",
+      "id" : 7,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["scalars", "tmp"]
+            },
+            {
+              "type" : "expression",
+              "value" : {
+                "type" : "expression",
+                "value" : {
+                  "op" : "&",
+                  "left" : {
+                    "type" : "field",
+                    "value" : ["standard_metadata", "ingress_port"]
+                  },
+                  "right" : {
+                    "type" : "hexstr",
+                    "value" : "0xffffffff"
+                  }
+                }
+              }
+            }
+          ]
+        },
+        {
+          "op" : "count",
+          "parameters" : [
+            {
+              "type" : "counter_array",
+              "value" : "port_counters_ingress.ingress_port_counter"
+            },
+            {
+              "type" : "field",
+              "value" : ["scalars", "tmp"]
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/port_counters.p4",
+            "line" : 29,
+            "column" : 8,
+            "source_fragment" : "ingress_port_counter.count((bit<32>) standard_metadata.ingress_port)"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "act_1",
+      "id" : 8,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "add_header",
+          "parameters" : [
+            {
+              "type" : "header",
+              "value" : "packet_in"
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 38,
+            "column" : 12,
+            "source_fragment" : "hdr.packet_in.setValid()"
+          }
+        },
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["packet_in", "ingress_port"]
+            },
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "ingress_port"]
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 39,
+            "column" : 12,
+            "source_fragment" : "hdr.packet_in.ingress_port = standard_metadata.ingress_port"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "act_2",
+      "id" : 9,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["scalars", "tmp_0"]
+            },
+            {
+              "type" : "expression",
+              "value" : {
+                "type" : "expression",
+                "value" : {
+                  "op" : "&",
+                  "left" : {
+                    "type" : "field",
+                    "value" : ["standard_metadata", "egress_port"]
+                  },
+                  "right" : {
+                    "type" : "hexstr",
+                    "value" : "0xffffffff"
+                  }
+                }
+              }
+            }
+          ]
+        },
+        {
+          "op" : "count",
+          "parameters" : [
+            {
+              "type" : "counter_array",
+              "value" : "port_counters_egress.egress_port_counter"
+            },
+            {
+              "type" : "field",
+              "value" : ["scalars", "tmp_0"]
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/port_counters.p4",
+            "line" : 39,
+            "column" : 8,
+            "source_fragment" : "egress_port_counter.count((bit<32>) standard_metadata.egress_port)"
+          }
+        }
+      ]
+    }
+  ],
+  "pipelines" : [
+    {
+      "name" : "ingress",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "basic.p4",
+        "line" : 34,
+        "column" : 8,
+        "source_fragment" : "ingress"
+      },
+      "init_table" : "tbl_act",
+      "tables" : [
+        {
+          "name" : "tbl_act",
+          "id" : 0,
+          "key" : [],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [7],
+          "actions" : ["act_0"],
+          "base_default_next" : "node_3",
+          "next_tables" : {
+            "act_0" : "node_3"
+          },
+          "default_entry" : {
+            "action_id" : 7,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        },
+        {
+          "name" : "tbl_act_0",
+          "id" : 1,
+          "key" : [],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [6],
+          "actions" : ["act"],
+          "base_default_next" : null,
+          "next_tables" : {
+            "act" : null
+          },
+          "default_entry" : {
+            "action_id" : 6,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        },
+        {
+          "name" : "table0_control.table0",
+          "id" : 2,
+          "source_info" : {
+            "filename" : "include/table0.p4",
+            "line" : 33,
+            "column" : 10,
+            "source_fragment" : "table0"
+          },
+          "key" : [
+            {
+              "match_type" : "ternary",
+              "target" : ["standard_metadata", "ingress_port"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ethernet", "src_addr"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ethernet", "dst_addr"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ethernet", "ether_type"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ipv4", "src_addr"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ipv4", "dst_addr"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ipv4", "protocol"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["scalars", "local_metadata_t.l4_src_port"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["scalars", "local_metadata_t.l4_dst_port"],
+              "mask" : null
+            }
+          ],
+          "match_type" : "ternary",
+          "type" : "simple",
+          "max_size" : 1024,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [0, 2, 5, 3],
+          "actions" : ["set_egress_port", "send_to_cpu", "table0_control.set_next_hop_id", "_drop"],
+          "base_default_next" : "node_6",
+          "next_tables" : {
+            "set_egress_port" : "node_6",
+            "send_to_cpu" : "node_6",
+            "table0_control.set_next_hop_id" : "node_6",
+            "_drop" : "node_6"
+          },
+          "default_entry" : {
+            "action_id" : 3,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        },
+        {
+          "name" : "wcmp_control.wcmp_table",
+          "id" : 3,
+          "source_info" : {
+            "filename" : "include/wcmp.p4",
+            "line" : 30,
+            "column" : 10,
+            "source_fragment" : "wcmp_table"
+          },
+          "key" : [
+            {
+              "match_type" : "exact",
+              "target" : ["scalars", "local_metadata_t.next_hop_id"],
+              "mask" : null
+            }
+          ],
+          "match_type" : "exact",
+          "type" : "indirect_ws",
+          "action_profile" : "wcmp_control.wcmp_selector",
+          "max_size" : 1024,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [1, 4],
+          "actions" : ["set_egress_port", "NoAction"],
+          "base_default_next" : null,
+          "next_tables" : {
+            "set_egress_port" : null,
+            "NoAction" : null
+          }
+        }
+      ],
+      "action_profiles" : [
+        {
+          "name" : "wcmp_control.wcmp_selector",
+          "id" : 0,
+          "max_size" : 64,
+          "selector" : {
+            "algo" : "crc16",
+            "input" : [
+              {
+                "type" : "field",
+                "value" : ["ipv4", "src_addr"]
+              },
+              {
+                "type" : "field",
+                "value" : ["ipv4", "dst_addr"]
+              },
+              {
+                "type" : "field",
+                "value" : ["ipv4", "protocol"]
+              },
+              {
+                "type" : "field",
+                "value" : ["scalars", "local_metadata_t.l4_src_port"]
+              },
+              {
+                "type" : "field",
+                "value" : ["scalars", "local_metadata_t.l4_dst_port"]
+              }
+            ]
+          }
+        }
+      ],
+      "conditionals" : [
+        {
+          "name" : "node_3",
+          "id" : 0,
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 26,
+            "column" : 12,
+            "source_fragment" : "standard_metadata.ingress_port == CPU_PORT"
+          },
+          "expression" : {
+            "type" : "expression",
+            "value" : {
+              "op" : "==",
+              "left" : {
+                "type" : "field",
+                "value" : ["standard_metadata", "ingress_port"]
+              },
+              "right" : {
+                "type" : "hexstr",
+                "value" : "0x00ff"
+              }
+            }
+          },
+          "true_next" : "tbl_act_0",
+          "false_next" : "table0_control.table0"
+        },
+        {
+          "name" : "node_6",
+          "id" : 1,
+          "source_info" : {
+            "filename" : "include/wcmp.p4",
+            "line" : 48,
+            "column" : 12,
+            "source_fragment" : "local_metadata.next_hop_id != 0"
+          },
+          "expression" : {
+            "type" : "expression",
+            "value" : {
+              "op" : "!=",
+              "left" : {
+                "type" : "field",
+                "value" : ["scalars", "local_metadata_t.next_hop_id"]
+              },
+              "right" : {
+                "type" : "hexstr",
+                "value" : "0x0000"
+              }
+            }
+          },
+          "false_next" : null,
+          "true_next" : "wcmp_control.wcmp_table"
+        }
+      ]
+    },
+    {
+      "name" : "egress",
+      "id" : 1,
+      "source_info" : {
+        "filename" : "basic.p4",
+        "line" : 50,
+        "column" : 8,
+        "source_fragment" : "egress"
+      },
+      "init_table" : "tbl_act_1",
+      "tables" : [
+        {
+          "name" : "tbl_act_1",
+          "id" : 4,
+          "key" : [],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [9],
+          "actions" : ["act_2"],
+          "base_default_next" : "node_11",
+          "next_tables" : {
+            "act_2" : "node_11"
+          },
+          "default_entry" : {
+            "action_id" : 9,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        },
+        {
+          "name" : "tbl_act_2",
+          "id" : 5,
+          "key" : [],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [8],
+          "actions" : ["act_1"],
+          "base_default_next" : null,
+          "next_tables" : {
+            "act_1" : null
+          },
+          "default_entry" : {
+            "action_id" : 8,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        }
+      ],
+      "action_profiles" : [],
+      "conditionals" : [
+        {
+          "name" : "node_11",
+          "id" : 2,
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 37,
+            "column" : 12,
+            "source_fragment" : "standard_metadata.egress_port == CPU_PORT"
+          },
+          "expression" : {
+            "type" : "expression",
+            "value" : {
+              "op" : "==",
+              "left" : {
+                "type" : "field",
+                "value" : ["standard_metadata", "egress_port"]
+              },
+              "right" : {
+                "type" : "hexstr",
+                "value" : "0x00ff"
+              }
+            }
+          },
+          "false_next" : null,
+          "true_next" : "tbl_act_2"
+        }
+      ]
+    }
+  ],
+  "checksums" : [],
+  "force_arith" : [],
+  "extern_instances" : [],
+  "field_aliases" : [
+    [
+      "queueing_metadata.enq_timestamp",
+      ["standard_metadata", "enq_timestamp"]
+    ],
+    [
+      "queueing_metadata.enq_qdepth",
+      ["standard_metadata", "enq_qdepth"]
+    ],
+    [
+      "queueing_metadata.deq_timedelta",
+      ["standard_metadata", "deq_timedelta"]
+    ],
+    [
+      "queueing_metadata.deq_qdepth",
+      ["standard_metadata", "deq_qdepth"]
+    ],
+    [
+      "intrinsic_metadata.ingress_global_timestamp",
+      ["standard_metadata", "ingress_global_timestamp"]
+    ],
+    [
+      "intrinsic_metadata.lf_field_list",
+      ["standard_metadata", "lf_field_list"]
+    ],
+    [
+      "intrinsic_metadata.mcast_grp",
+      ["standard_metadata", "mcast_grp"]
+    ],
+    [
+      "intrinsic_metadata.resubmit_flag",
+      ["standard_metadata", "resubmit_flag"]
+    ],
+    [
+      "intrinsic_metadata.egress_rid",
+      ["standard_metadata", "egress_rid"]
+    ]
+  ]
+}
\ No newline at end of file
diff --git a/pipelines/basic/src/main/resources/p4c-out/bmv2/basic.p4info b/pipelines/basic/src/main/resources/p4c-out/bmv2/basic.p4info
new file mode 100644
index 0000000..8010892
--- /dev/null
+++ b/pipelines/basic/src/main/resources/p4c-out/bmv2/basic.p4info
@@ -0,0 +1,222 @@
+tables {
+  preamble {
+    id: 33571508
+    name: "table0_control.table0"
+    alias: "table0"
+  }
+  match_fields {
+    id: 1
+    name: "standard_metadata.ingress_port"
+    bitwidth: 9
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 2
+    name: "hdr.ethernet.src_addr"
+    bitwidth: 48
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 3
+    name: "hdr.ethernet.dst_addr"
+    bitwidth: 48
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 4
+    name: "hdr.ethernet.ether_type"
+    bitwidth: 16
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 5
+    name: "hdr.ipv4.src_addr"
+    bitwidth: 32
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 6
+    name: "hdr.ipv4.dst_addr"
+    bitwidth: 32
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 7
+    name: "hdr.ipv4.protocol"
+    bitwidth: 8
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 8
+    name: "local_metadata.l4_src_port"
+    bitwidth: 16
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 9
+    name: "local_metadata.l4_dst_port"
+    bitwidth: 16
+    match_type: TERNARY
+  }
+  action_refs {
+    id: 16794308
+  }
+  action_refs {
+    id: 16829080
+  }
+  action_refs {
+    id: 16802895
+  }
+  action_refs {
+    id: 16784184
+  }
+  const_default_action_id: 16784184
+  direct_resource_ids: 302046050
+  size: 1024
+}
+tables {
+  preamble {
+    id: 33592597
+    name: "wcmp_control.wcmp_table"
+    alias: "wcmp_table"
+  }
+  match_fields {
+    id: 1
+    name: "local_metadata.next_hop_id"
+    bitwidth: 16
+    match_type: EXACT
+  }
+  action_refs {
+    id: 16794308
+  }
+  action_refs {
+    id: 16800567
+    annotations: "@defaultonly()"
+  }
+  implementation_id: 285259294
+  direct_resource_ids: 302001091
+  size: 1024
+}
+actions {
+  preamble {
+    id: 16794308
+    name: "set_egress_port"
+    alias: "set_egress_port"
+  }
+  params {
+    id: 1
+    name: "port"
+    bitwidth: 9
+  }
+}
+actions {
+  preamble {
+    id: 16829080
+    name: "send_to_cpu"
+    alias: "send_to_cpu"
+  }
+}
+actions {
+  preamble {
+    id: 16784184
+    name: "_drop"
+    alias: "_drop"
+  }
+}
+actions {
+  preamble {
+    id: 16800567
+    name: "NoAction"
+    alias: "NoAction"
+  }
+}
+actions {
+  preamble {
+    id: 16802895
+    name: "table0_control.set_next_hop_id"
+    alias: "set_next_hop_id"
+  }
+  params {
+    id: 1
+    name: "next_hop_id"
+    bitwidth: 16
+  }
+}
+action_profiles {
+  preamble {
+    id: 285259294
+    name: "wcmp_control.wcmp_selector"
+    alias: "wcmp_selector"
+  }
+  table_ids: 33592597
+  with_selector: true
+  size: 64
+}
+counters {
+  preamble {
+    id: 302012579
+    name: "port_counters_ingress.ingress_port_counter"
+    alias: "ingress_port_counter"
+  }
+  spec {
+    unit: PACKETS
+  }
+  size: 511
+}
+counters {
+  preamble {
+    id: 302012501
+    name: "port_counters_egress.egress_port_counter"
+    alias: "egress_port_counter"
+  }
+  spec {
+    unit: PACKETS
+  }
+  size: 511
+}
+direct_counters {
+  preamble {
+    id: 302046050
+    name: "table0_control.table0_counter"
+    alias: "table0_counter"
+  }
+  spec {
+    unit: BOTH
+  }
+  direct_table_id: 33571508
+}
+direct_counters {
+  preamble {
+    id: 302001091
+    name: "wcmp_control.wcmp_table_counter"
+    alias: "wcmp_table_counter"
+  }
+  spec {
+    unit: BOTH
+  }
+  direct_table_id: 33592597
+}
+controller_packet_metadata {
+  preamble {
+    id: 2868941301
+    name: "packet_in"
+    annotations: "@controller_header(\"packet_in\")"
+  }
+  metadata {
+    id: 1
+    name: "ingress_port"
+    bitwidth: 9
+  }
+}
+controller_packet_metadata {
+  preamble {
+    id: 2868916615
+    name: "packet_out"
+    annotations: "@controller_header(\"packet_out\")"
+  }
+  metadata {
+    id: 1
+    name: "egress_port"
+    bitwidth: 9
+  }
+}
diff --git a/pipelines/basic/src/main/resources/p4c-out/bmv2/ecmp.json b/pipelines/basic/src/main/resources/p4c-out/bmv2/ecmp.json
new file mode 100644
index 0000000..9c687f9
--- /dev/null
+++ b/pipelines/basic/src/main/resources/p4c-out/bmv2/ecmp.json
@@ -0,0 +1,1244 @@
+{
+  "program" : "ecmp.p4",
+  "__meta__" : {
+    "version" : [2, 7],
+    "compiler" : "https://github.com/p4lang/p4c"
+  },
+  "header_types" : [
+    {
+      "name" : "scalars_0",
+      "id" : 0,
+      "fields" : [
+        ["tmp", 32, false],
+        ["tmp_0", 32, false],
+        ["local_metadata_t.l4_src_port", 16, false],
+        ["local_metadata_t.l4_dst_port", 16, false],
+        ["local_metadata_t.next_hop_id", 16, false],
+        ["local_metadata_t.selector", 16, false]
+      ]
+    },
+    {
+      "name" : "ethernet_t",
+      "id" : 1,
+      "fields" : [
+        ["dst_addr", 48, false],
+        ["src_addr", 48, false],
+        ["ether_type", 16, false]
+      ]
+    },
+    {
+      "name" : "ipv4_t",
+      "id" : 2,
+      "fields" : [
+        ["version", 4, false],
+        ["ihl", 4, false],
+        ["diffserv", 8, false],
+        ["len", 16, false],
+        ["identification", 16, false],
+        ["flags", 3, false],
+        ["frag_offset", 13, false],
+        ["ttl", 8, false],
+        ["protocol", 8, false],
+        ["hdr_checksum", 16, false],
+        ["src_addr", 32, false],
+        ["dst_addr", 32, false]
+      ]
+    },
+    {
+      "name" : "tcp_t",
+      "id" : 3,
+      "fields" : [
+        ["src_port", 16, false],
+        ["dst_port", 16, false],
+        ["seq_no", 32, false],
+        ["ack_no", 32, false],
+        ["data_offset", 4, false],
+        ["res", 3, false],
+        ["ecn", 3, false],
+        ["ctrl", 6, false],
+        ["window", 16, false],
+        ["checksum", 16, false],
+        ["urgent_ptr", 16, false]
+      ]
+    },
+    {
+      "name" : "udp_t",
+      "id" : 4,
+      "fields" : [
+        ["src_port", 16, false],
+        ["dst_port", 16, false],
+        ["length_", 16, false],
+        ["checksum", 16, false]
+      ]
+    },
+    {
+      "name" : "packet_out_header_t",
+      "id" : 5,
+      "fields" : [
+        ["egress_port", 9, false],
+        ["_padding", 7, false]
+      ]
+    },
+    {
+      "name" : "packet_in_header_t",
+      "id" : 6,
+      "fields" : [
+        ["ingress_port", 9, false],
+        ["_padding_0", 7, false]
+      ]
+    },
+    {
+      "name" : "standard_metadata",
+      "id" : 7,
+      "fields" : [
+        ["ingress_port", 9, false],
+        ["egress_spec", 9, false],
+        ["egress_port", 9, false],
+        ["clone_spec", 32, false],
+        ["instance_type", 32, false],
+        ["drop", 1, false],
+        ["recirculate_port", 16, false],
+        ["packet_length", 32, false],
+        ["enq_timestamp", 32, false],
+        ["enq_qdepth", 19, false],
+        ["deq_timedelta", 32, false],
+        ["deq_qdepth", 19, false],
+        ["ingress_global_timestamp", 48, false],
+        ["lf_field_list", 32, false],
+        ["mcast_grp", 16, false],
+        ["resubmit_flag", 1, false],
+        ["egress_rid", 16, false],
+        ["checksum_error", 1, false],
+        ["_padding_1", 4, false]
+      ]
+    }
+  ],
+  "headers" : [
+    {
+      "name" : "scalars",
+      "id" : 0,
+      "header_type" : "scalars_0",
+      "metadata" : true,
+      "pi_omit" : true
+    },
+    {
+      "name" : "standard_metadata",
+      "id" : 1,
+      "header_type" : "standard_metadata",
+      "metadata" : true,
+      "pi_omit" : true
+    },
+    {
+      "name" : "ethernet",
+      "id" : 2,
+      "header_type" : "ethernet_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "ipv4",
+      "id" : 3,
+      "header_type" : "ipv4_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "tcp",
+      "id" : 4,
+      "header_type" : "tcp_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "udp",
+      "id" : 5,
+      "header_type" : "udp_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "packet_out",
+      "id" : 6,
+      "header_type" : "packet_out_header_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "packet_in",
+      "id" : 7,
+      "header_type" : "packet_in_header_t",
+      "metadata" : false,
+      "pi_omit" : true
+    }
+  ],
+  "header_stacks" : [],
+  "header_union_types" : [],
+  "header_unions" : [],
+  "header_union_stacks" : [],
+  "field_lists" : [],
+  "errors" : [
+    ["NoError", 1],
+    ["PacketTooShort", 2],
+    ["NoMatch", 3],
+    ["StackOutOfBounds", 4],
+    ["HeaderTooShort", 5],
+    ["ParserTimeout", 6]
+  ],
+  "enums" : [],
+  "parsers" : [
+    {
+      "name" : "parser",
+      "id" : 0,
+      "init_state" : "start",
+      "parse_states" : [
+        {
+          "name" : "start",
+          "id" : 0,
+          "parser_ops" : [],
+          "transitions" : [
+            {
+              "value" : "0x00ff",
+              "mask" : null,
+              "next_state" : "parse_packet_out"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : "parse_ethernet"
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "ingress_port"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_packet_out",
+          "id" : 1,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "packet_out"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : "parse_ethernet"
+            }
+          ],
+          "transition_key" : []
+        },
+        {
+          "name" : "parse_ethernet",
+          "id" : 2,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "ethernet"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "0x0800",
+              "mask" : null,
+              "next_state" : "parse_ipv4"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["ethernet", "ether_type"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_ipv4",
+          "id" : 3,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "ipv4"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "0x06",
+              "mask" : null,
+              "next_state" : "parse_tcp"
+            },
+            {
+              "value" : "0x11",
+              "mask" : null,
+              "next_state" : "parse_udp"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["ipv4", "protocol"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_tcp",
+          "id" : 4,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "tcp"
+                }
+              ],
+              "op" : "extract"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "local_metadata_t.l4_src_port"]
+                },
+                {
+                  "type" : "field",
+                  "value" : ["tcp", "src_port"]
+                }
+              ],
+              "op" : "set"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "local_metadata_t.l4_dst_port"]
+                },
+                {
+                  "type" : "field",
+                  "value" : ["tcp", "dst_port"]
+                }
+              ],
+              "op" : "set"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : []
+        },
+        {
+          "name" : "parse_udp",
+          "id" : 5,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "udp"
+                }
+              ],
+              "op" : "extract"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "local_metadata_t.l4_src_port"]
+                },
+                {
+                  "type" : "field",
+                  "value" : ["udp", "src_port"]
+                }
+              ],
+              "op" : "set"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "local_metadata_t.l4_dst_port"]
+                },
+                {
+                  "type" : "field",
+                  "value" : ["udp", "dst_port"]
+                }
+              ],
+              "op" : "set"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : []
+        }
+      ]
+    }
+  ],
+  "deparsers" : [
+    {
+      "name" : "deparser",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "include/parsers.p4",
+        "line" : 72,
+        "column" : 8,
+        "source_fragment" : "deparser"
+      },
+      "order" : ["packet_in", "ethernet", "ipv4", "tcp", "udp"]
+    }
+  ],
+  "meter_arrays" : [],
+  "counter_arrays" : [
+    {
+      "name" : "port_counters_ingress.ingress_port_counter",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "include/port_counters.p4",
+        "line" : 26,
+        "column" : 38,
+        "source_fragment" : "ingress_port_counter"
+      },
+      "size" : 511,
+      "is_direct" : false
+    },
+    {
+      "name" : "table0_control.table0_counter",
+      "id" : 1,
+      "is_direct" : true,
+      "binding" : "table0_control.table0"
+    },
+    {
+      "name" : "ecmp_table_counter",
+      "id" : 2,
+      "is_direct" : true,
+      "binding" : "ecmp_table"
+    },
+    {
+      "name" : "port_counters_egress.egress_port_counter",
+      "id" : 3,
+      "source_info" : {
+        "filename" : "include/port_counters.p4",
+        "line" : 36,
+        "column" : 38,
+        "source_fragment" : "egress_port_counter"
+      },
+      "size" : 511,
+      "is_direct" : false
+    }
+  ],
+  "register_arrays" : [],
+  "calculations" : [
+    {
+      "name" : "calc",
+      "id" : 0,
+      "algo" : "crc16",
+      "input" : [
+        {
+          "type" : "field",
+          "value" : ["ipv4", "src_addr"]
+        },
+        {
+          "type" : "field",
+          "value" : ["ipv4", "dst_addr"]
+        },
+        {
+          "type" : "field",
+          "value" : ["ipv4", "protocol"]
+        },
+        {
+          "type" : "field",
+          "value" : ["scalars", "local_metadata_t.l4_src_port"]
+        },
+        {
+          "type" : "field",
+          "value" : ["scalars", "local_metadata_t.l4_dst_port"]
+        }
+      ]
+    }
+  ],
+  "learn_lists" : [],
+  "actions" : [
+    {
+      "name" : "set_egress_port",
+      "id" : 0,
+      "runtime_data" : [
+        {
+          "name" : "port",
+          "bitwidth" : 9
+        }
+      ],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "egress_spec"]
+            },
+            {
+              "type" : "runtime_data",
+              "value" : 0
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/actions.p4",
+            "line" : 28,
+            "column" : 36,
+            "source_fragment" : "port; ..."
+          }
+        }
+      ]
+    },
+    {
+      "name" : "set_egress_port",
+      "id" : 1,
+      "runtime_data" : [
+        {
+          "name" : "port",
+          "bitwidth" : 9
+        }
+      ],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "egress_spec"]
+            },
+            {
+              "type" : "runtime_data",
+              "value" : 0
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/actions.p4",
+            "line" : 28,
+            "column" : 36,
+            "source_fragment" : "port; ..."
+          }
+        }
+      ]
+    },
+    {
+      "name" : "send_to_cpu",
+      "id" : 2,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "egress_spec"]
+            },
+            {
+              "type" : "hexstr",
+              "value" : "0x00ff"
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/headers.p4",
+            "line" : 19,
+            "column" : 24,
+            "source_fragment" : "255; ..."
+          }
+        }
+      ]
+    },
+    {
+      "name" : "_drop",
+      "id" : 3,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "drop",
+          "parameters" : [],
+          "source_info" : {
+            "filename" : "include/actions.p4",
+            "line" : 32,
+            "column" : 4,
+            "source_fragment" : "mark_to_drop()"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "NoAction",
+      "id" : 4,
+      "runtime_data" : [],
+      "primitives" : []
+    },
+    {
+      "name" : "table0_control.set_next_hop_id",
+      "id" : 5,
+      "runtime_data" : [
+        {
+          "name" : "next_hop_id",
+          "bitwidth" : 16
+        }
+      ],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["scalars", "local_metadata_t.next_hop_id"]
+            },
+            {
+              "type" : "runtime_data",
+              "value" : 0
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/table0.p4",
+            "line" : 30,
+            "column" : 8,
+            "source_fragment" : "local_metadata.next_hop_id = next_hop_id"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "set_ecmp_selector",
+      "id" : 6,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "modify_field_with_hash_based_offset",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["scalars", "local_metadata_t.selector"]
+            },
+            {
+              "type" : "hexstr",
+              "value" : "0x0000000000000000"
+            },
+            {
+              "type" : "calculation",
+              "value" : "calc"
+            },
+            {
+              "type" : "hexstr",
+              "value" : "0x00000000000000000000000000000002"
+            }
+          ],
+          "source_info" : {
+            "filename" : "ecmp.p4",
+            "line" : 60,
+            "column" : 8,
+            "source_fragment" : "hash(local_metadata.selector, HashAlgorithm.crc16, (bit<64>) 0, ..."
+          }
+        }
+      ]
+    },
+    {
+      "name" : "act",
+      "id" : 7,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "egress_spec"]
+            },
+            {
+              "type" : "field",
+              "value" : ["packet_out", "egress_port"]
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 27,
+            "column" : 12,
+            "source_fragment" : "standard_metadata.egress_spec = hdr.packet_out.egress_port"
+          }
+        },
+        {
+          "op" : "remove_header",
+          "parameters" : [
+            {
+              "type" : "header",
+              "value" : "packet_out"
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 28,
+            "column" : 12,
+            "source_fragment" : "hdr.packet_out.setInvalid()"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "act_0",
+      "id" : 8,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["scalars", "tmp"]
+            },
+            {
+              "type" : "expression",
+              "value" : {
+                "type" : "expression",
+                "value" : {
+                  "op" : "&",
+                  "left" : {
+                    "type" : "field",
+                    "value" : ["standard_metadata", "ingress_port"]
+                  },
+                  "right" : {
+                    "type" : "hexstr",
+                    "value" : "0xffffffff"
+                  }
+                }
+              }
+            }
+          ]
+        },
+        {
+          "op" : "count",
+          "parameters" : [
+            {
+              "type" : "counter_array",
+              "value" : "port_counters_ingress.ingress_port_counter"
+            },
+            {
+              "type" : "field",
+              "value" : ["scalars", "tmp"]
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/port_counters.p4",
+            "line" : 29,
+            "column" : 8,
+            "source_fragment" : "ingress_port_counter.count((bit<32>) standard_metadata.ingress_port)"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "act_1",
+      "id" : 9,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "add_header",
+          "parameters" : [
+            {
+              "type" : "header",
+              "value" : "packet_in"
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 38,
+            "column" : 12,
+            "source_fragment" : "hdr.packet_in.setValid()"
+          }
+        },
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["packet_in", "ingress_port"]
+            },
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "ingress_port"]
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 39,
+            "column" : 12,
+            "source_fragment" : "hdr.packet_in.ingress_port = standard_metadata.ingress_port"
+          }
+        }
+      ]
+    },
+    {
+      "name" : "act_2",
+      "id" : 10,
+      "runtime_data" : [],
+      "primitives" : [
+        {
+          "op" : "assign",
+          "parameters" : [
+            {
+              "type" : "field",
+              "value" : ["scalars", "tmp_0"]
+            },
+            {
+              "type" : "expression",
+              "value" : {
+                "type" : "expression",
+                "value" : {
+                  "op" : "&",
+                  "left" : {
+                    "type" : "field",
+                    "value" : ["standard_metadata", "egress_port"]
+                  },
+                  "right" : {
+                    "type" : "hexstr",
+                    "value" : "0xffffffff"
+                  }
+                }
+              }
+            }
+          ]
+        },
+        {
+          "op" : "count",
+          "parameters" : [
+            {
+              "type" : "counter_array",
+              "value" : "port_counters_egress.egress_port_counter"
+            },
+            {
+              "type" : "field",
+              "value" : ["scalars", "tmp_0"]
+            }
+          ],
+          "source_info" : {
+            "filename" : "include/port_counters.p4",
+            "line" : 39,
+            "column" : 8,
+            "source_fragment" : "egress_port_counter.count((bit<32>) standard_metadata.egress_port)"
+          }
+        }
+      ]
+    }
+  ],
+  "pipelines" : [
+    {
+      "name" : "ingress",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "ecmp.p4",
+        "line" : 42,
+        "column" : 8,
+        "source_fragment" : "ingress"
+      },
+      "init_table" : "tbl_act",
+      "tables" : [
+        {
+          "name" : "tbl_act",
+          "id" : 0,
+          "key" : [],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [8],
+          "actions" : ["act_0"],
+          "base_default_next" : "node_3",
+          "next_tables" : {
+            "act_0" : "node_3"
+          },
+          "default_entry" : {
+            "action_id" : 8,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        },
+        {
+          "name" : "tbl_act_0",
+          "id" : 1,
+          "key" : [],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [7],
+          "actions" : ["act"],
+          "base_default_next" : null,
+          "next_tables" : {
+            "act" : null
+          },
+          "default_entry" : {
+            "action_id" : 7,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        },
+        {
+          "name" : "table0_control.table0",
+          "id" : 2,
+          "source_info" : {
+            "filename" : "include/table0.p4",
+            "line" : 33,
+            "column" : 10,
+            "source_fragment" : "table0"
+          },
+          "key" : [
+            {
+              "match_type" : "ternary",
+              "target" : ["standard_metadata", "ingress_port"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ethernet", "src_addr"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ethernet", "dst_addr"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ethernet", "ether_type"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ipv4", "src_addr"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ipv4", "dst_addr"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["ipv4", "protocol"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["scalars", "local_metadata_t.l4_src_port"],
+              "mask" : null
+            },
+            {
+              "match_type" : "ternary",
+              "target" : ["scalars", "local_metadata_t.l4_dst_port"],
+              "mask" : null
+            }
+          ],
+          "match_type" : "ternary",
+          "type" : "simple",
+          "max_size" : 1024,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [0, 2, 5, 3],
+          "actions" : ["set_egress_port", "send_to_cpu", "table0_control.set_next_hop_id", "_drop"],
+          "base_default_next" : "node_6",
+          "next_tables" : {
+            "set_egress_port" : "node_6",
+            "send_to_cpu" : "node_6",
+            "table0_control.set_next_hop_id" : "node_6",
+            "_drop" : "node_6"
+          },
+          "default_entry" : {
+            "action_id" : 3,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        },
+        {
+          "name" : "tbl_set_ecmp_selector",
+          "id" : 3,
+          "key" : [],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [6],
+          "actions" : ["set_ecmp_selector"],
+          "base_default_next" : "ecmp_table",
+          "next_tables" : {
+            "set_ecmp_selector" : "ecmp_table"
+          },
+          "default_entry" : {
+            "action_id" : 6,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        },
+        {
+          "name" : "ecmp_table",
+          "id" : 4,
+          "source_info" : {
+            "filename" : "ecmp.p4",
+            "line" : 48,
+            "column" : 10,
+            "source_fragment" : "ecmp_table"
+          },
+          "key" : [
+            {
+              "match_type" : "exact",
+              "target" : ["scalars", "local_metadata_t.next_hop_id"],
+              "mask" : null
+            },
+            {
+              "match_type" : "exact",
+              "target" : ["scalars", "local_metadata_t.selector"],
+              "mask" : null
+            }
+          ],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [1, 4],
+          "actions" : ["set_egress_port", "NoAction"],
+          "base_default_next" : null,
+          "next_tables" : {
+            "set_egress_port" : null,
+            "NoAction" : null
+          },
+          "default_entry" : {
+            "action_id" : 4,
+            "action_const" : false,
+            "action_data" : [],
+            "action_entry_const" : false
+          }
+        }
+      ],
+      "action_profiles" : [],
+      "conditionals" : [
+        {
+          "name" : "node_3",
+          "id" : 0,
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 26,
+            "column" : 12,
+            "source_fragment" : "standard_metadata.ingress_port == CPU_PORT"
+          },
+          "expression" : {
+            "type" : "expression",
+            "value" : {
+              "op" : "==",
+              "left" : {
+                "type" : "field",
+                "value" : ["standard_metadata", "ingress_port"]
+              },
+              "right" : {
+                "type" : "hexstr",
+                "value" : "0x00ff"
+              }
+            }
+          },
+          "true_next" : "tbl_act_0",
+          "false_next" : "table0_control.table0"
+        },
+        {
+          "name" : "node_6",
+          "id" : 1,
+          "source_info" : {
+            "filename" : "ecmp.p4",
+            "line" : 75,
+            "column" : 12,
+            "source_fragment" : "local_metadata.next_hop_id > 0"
+          },
+          "expression" : {
+            "type" : "expression",
+            "value" : {
+              "op" : ">",
+              "left" : {
+                "type" : "field",
+                "value" : ["scalars", "local_metadata_t.next_hop_id"]
+              },
+              "right" : {
+                "type" : "hexstr",
+                "value" : "0x0000"
+              }
+            }
+          },
+          "false_next" : null,
+          "true_next" : "tbl_set_ecmp_selector"
+        }
+      ]
+    },
+    {
+      "name" : "egress",
+      "id" : 1,
+      "source_info" : {
+        "filename" : "ecmp.p4",
+        "line" : 86,
+        "column" : 8,
+        "source_fragment" : "egress"
+      },
+      "init_table" : "tbl_act_1",
+      "tables" : [
+        {
+          "name" : "tbl_act_1",
+          "id" : 5,
+          "key" : [],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [10],
+          "actions" : ["act_2"],
+          "base_default_next" : "node_12",
+          "next_tables" : {
+            "act_2" : "node_12"
+          },
+          "default_entry" : {
+            "action_id" : 10,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        },
+        {
+          "name" : "tbl_act_2",
+          "id" : 6,
+          "key" : [],
+          "match_type" : "exact",
+          "type" : "simple",
+          "max_size" : 1024,
+          "with_counters" : false,
+          "support_timeout" : false,
+          "direct_meters" : null,
+          "action_ids" : [9],
+          "actions" : ["act_1"],
+          "base_default_next" : null,
+          "next_tables" : {
+            "act_1" : null
+          },
+          "default_entry" : {
+            "action_id" : 9,
+            "action_const" : true,
+            "action_data" : [],
+            "action_entry_const" : true
+          }
+        }
+      ],
+      "action_profiles" : [],
+      "conditionals" : [
+        {
+          "name" : "node_12",
+          "id" : 2,
+          "source_info" : {
+            "filename" : "include/packet_io.p4",
+            "line" : 37,
+            "column" : 12,
+            "source_fragment" : "standard_metadata.egress_port == CPU_PORT"
+          },
+          "expression" : {
+            "type" : "expression",
+            "value" : {
+              "op" : "==",
+              "left" : {
+                "type" : "field",
+                "value" : ["standard_metadata", "egress_port"]
+              },
+              "right" : {
+                "type" : "hexstr",
+                "value" : "0x00ff"
+              }
+            }
+          },
+          "false_next" : null,
+          "true_next" : "tbl_act_2"
+        }
+      ]
+    }
+  ],
+  "checksums" : [],
+  "force_arith" : [],
+  "extern_instances" : [],
+  "field_aliases" : [
+    [
+      "queueing_metadata.enq_timestamp",
+      ["standard_metadata", "enq_timestamp"]
+    ],
+    [
+      "queueing_metadata.enq_qdepth",
+      ["standard_metadata", "enq_qdepth"]
+    ],
+    [
+      "queueing_metadata.deq_timedelta",
+      ["standard_metadata", "deq_timedelta"]
+    ],
+    [
+      "queueing_metadata.deq_qdepth",
+      ["standard_metadata", "deq_qdepth"]
+    ],
+    [
+      "intrinsic_metadata.ingress_global_timestamp",
+      ["standard_metadata", "ingress_global_timestamp"]
+    ],
+    [
+      "intrinsic_metadata.lf_field_list",
+      ["standard_metadata", "lf_field_list"]
+    ],
+    [
+      "intrinsic_metadata.mcast_grp",
+      ["standard_metadata", "mcast_grp"]
+    ],
+    [
+      "intrinsic_metadata.resubmit_flag",
+      ["standard_metadata", "resubmit_flag"]
+    ],
+    [
+      "intrinsic_metadata.egress_rid",
+      ["standard_metadata", "egress_rid"]
+    ]
+  ]
+}
\ No newline at end of file
diff --git a/pipelines/basic/src/main/resources/p4c-out/bmv2/ecmp.p4info b/pipelines/basic/src/main/resources/p4c-out/bmv2/ecmp.p4info
new file mode 100644
index 0000000..08a3dd9
--- /dev/null
+++ b/pipelines/basic/src/main/resources/p4c-out/bmv2/ecmp.p4info
@@ -0,0 +1,224 @@
+tables {
+  preamble {
+    id: 33571508
+    name: "table0_control.table0"
+    alias: "table0"
+  }
+  match_fields {
+    id: 1
+    name: "standard_metadata.ingress_port"
+    bitwidth: 9
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 2
+    name: "hdr.ethernet.src_addr"
+    bitwidth: 48
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 3
+    name: "hdr.ethernet.dst_addr"
+    bitwidth: 48
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 4
+    name: "hdr.ethernet.ether_type"
+    bitwidth: 16
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 5
+    name: "hdr.ipv4.src_addr"
+    bitwidth: 32
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 6
+    name: "hdr.ipv4.dst_addr"
+    bitwidth: 32
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 7
+    name: "hdr.ipv4.protocol"
+    bitwidth: 8
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 8
+    name: "local_metadata.l4_src_port"
+    bitwidth: 16
+    match_type: TERNARY
+  }
+  match_fields {
+    id: 9
+    name: "local_metadata.l4_dst_port"
+    bitwidth: 16
+    match_type: TERNARY
+  }
+  action_refs {
+    id: 16794308
+  }
+  action_refs {
+    id: 16829080
+  }
+  action_refs {
+    id: 16802895
+  }
+  action_refs {
+    id: 16784184
+  }
+  const_default_action_id: 16784184
+  direct_resource_ids: 302046050
+  size: 1024
+}
+tables {
+  preamble {
+    id: 33601431
+    name: "ecmp_table"
+    alias: "ecmp_table"
+  }
+  match_fields {
+    id: 1
+    name: "local_metadata.next_hop_id"
+    bitwidth: 16
+    match_type: EXACT
+  }
+  match_fields {
+    id: 2
+    name: "local_metadata.selector"
+    bitwidth: 16
+    match_type: EXACT
+  }
+  action_refs {
+    id: 16794308
+  }
+  action_refs {
+    id: 16800567
+    annotations: "@defaultonly()"
+  }
+  direct_resource_ids: 302010883
+  size: 1024
+}
+actions {
+  preamble {
+    id: 16794308
+    name: "set_egress_port"
+    alias: "set_egress_port"
+  }
+  params {
+    id: 1
+    name: "port"
+    bitwidth: 9
+  }
+}
+actions {
+  preamble {
+    id: 16829080
+    name: "send_to_cpu"
+    alias: "send_to_cpu"
+  }
+}
+actions {
+  preamble {
+    id: 16784184
+    name: "_drop"
+    alias: "_drop"
+  }
+}
+actions {
+  preamble {
+    id: 16800567
+    name: "NoAction"
+    alias: "NoAction"
+  }
+}
+actions {
+  preamble {
+    id: 16802895
+    name: "table0_control.set_next_hop_id"
+    alias: "set_next_hop_id"
+  }
+  params {
+    id: 1
+    name: "next_hop_id"
+    bitwidth: 16
+  }
+}
+actions {
+  preamble {
+    id: 16789898
+    name: "set_ecmp_selector"
+    alias: "set_ecmp_selector"
+  }
+}
+counters {
+  preamble {
+    id: 302012579
+    name: "port_counters_ingress.ingress_port_counter"
+    alias: "ingress_port_counter"
+  }
+  spec {
+    unit: PACKETS
+  }
+  size: 511
+}
+counters {
+  preamble {
+    id: 302012501
+    name: "port_counters_egress.egress_port_counter"
+    alias: "egress_port_counter"
+  }
+  spec {
+    unit: PACKETS
+  }
+  size: 511
+}
+direct_counters {
+  preamble {
+    id: 302046050
+    name: "table0_control.table0_counter"
+    alias: "table0_counter"
+  }
+  spec {
+    unit: BOTH
+  }
+  direct_table_id: 33571508
+}
+direct_counters {
+  preamble {
+    id: 302010883
+    name: "ecmp_table_counter"
+    alias: "ecmp_table_counter"
+  }
+  spec {
+    unit: BOTH
+  }
+  direct_table_id: 33601431
+}
+controller_packet_metadata {
+  preamble {
+    id: 2868941301
+    name: "packet_in"
+    annotations: "@controller_header(\"packet_in\")"
+  }
+  metadata {
+    id: 1
+    name: "ingress_port"
+    bitwidth: 9
+  }
+}
+controller_packet_metadata {
+  preamble {
+    id: 2868916615
+    name: "packet_out"
+    annotations: "@controller_header(\"packet_out\")"
+  }
+  metadata {
+    id: 1
+    name: "egress_port"
+    bitwidth: 9
+  }
+}